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Finding the Fourth Proportional to 574,815.79, 793,246.01 and 333,238.40

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Solution

The fourth proportional to 574,815.79, 793,246.01 and 333,238.40 is: 459,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,815.79 : 793,246.01 = 333,238.40 : x
  2. Step 2: Convert to fraction form
    574,815.79/793,246.01 = 333,238.40/x
  3. Step 3: Cross multiply
    574,815.79x = 793,246.01 × 333,238.40
  4. Step 4: Simplify right side
    574,815.79x = 264,340,034,857.51
  5. Step 5: Solve for x
    x = 264,340,034,857.51/574,815.79
  6. Step 6: Final answer
    x = 459,869.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.